/*
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
 *
 * Copyright 1997-2007 Sun Microsystems, Inc. All rights reserved.
 *
 * The contents of this file are subject to the terms of either the GNU
 * General Public License Version 2 only ("GPL") or the Common
 * Development and Distribution License("CDDL") (collectively, the
 * "License"). You may not use this file except in compliance with the
 * License. You can obtain a copy of the License at
 * http://www.netbeans.org/cddl-gplv2.html
 * or nbbuild/licenses/CDDL-GPL-2-CP. See the License for the
 * specific language governing permissions and limitations under the
 * License.  When distributing the software, include this License Header
 * Notice in each file and include the License file at
 * nbbuild/licenses/CDDL-GPL-2-CP.  Sun designates this
 * particular file as subject to the "Classpath" exception as provided
 * by Sun in the GPL Version 2 section of the License file that
 * accompanied this code. If applicable, add the following below the
 * License Header, with the fields enclosed by brackets [] replaced by
 * your own identifying information:
 * "Portions Copyrighted [year] [name of copyright owner]"
 *
 * Contributor(s):
 *
 * The Original Software is NetBeans. The Initial Developer of the Original
 * Software is Sun Microsystems, Inc. Portions Copyright 1997-2006 Sun
 * Microsystems, Inc. All Rights Reserved.
 *
 * If you wish your version of this file to be governed by only the CDDL
 * or only the GPL Version 2, indicate your decision by adding
 * "[Contributor] elects to include this software in this distribution
 * under the [CDDL or GPL Version 2] license." If you do not indicate a
 * single choice of license, a recipient has the option to distribute
 * your version of this file under either the CDDL, the GPL Version 2 or
 * to extend the choice of license to its licensees as provided above.
 * However, if you add GPL Version 2 code and therefore, elected the GPL
 * Version 2 license, then the option applies only if the new code is
 * made subject to such option by the copyright holder.
 */
/*
 * author Tomas Hurka
 *        Ian Formanek
 *        Misha Dmitriev
 */


#include <stdio.h>
#include <stdlib.h>
#include "javavm/include/assert.h"

#include "jni.h"
#include "jvmti.h"

#include "org_netbeans_lib_profiler_server_system_Timers.h"

#include "common_functions.h"

#ifdef CVM_JVMTI
/*
 * Class:     org_netbeans_lib_profiler_server_system_Timers
 * Method:    getCurrentTimeInCounts
 * Signature: ()J
 */
JNIEXPORT jlong JNICALL Java_org_netbeans_lib_profiler_server_system_Timers_getCurrentTimeInCounts
  (JNIEnv *env, jclass clz)
{
        jlong time;
        jvmtiError res;

        res = (*_jvmti)->GetTime(_jvmti,&time);
        if (res != JVMTI_ERROR_NONE) fprintf(stderr, "Profiler Agent Error: GetTime failed with %d\n",res);
        assert(res == JVMTI_ERROR_NONE);
        return time;
}

#endif

/*
 * Class:     org_netbeans_lib_profiler_server_system_Timers
 * Method:    getThreadCPUTimeInNanos
 * Signature: ()J
 */
JNIEXPORT jlong JNICALL Java_org_netbeans_lib_profiler_server_system_Timers_getThreadCPUTimeInNanos
  (JNIEnv *env, jclass clz)
{   
	jlong threadTime;
	jvmtiError res;
	
	res = (*_jvmti)->GetCurrentThreadCpuTime(_jvmti,&threadTime);
	if (res != JVMTI_ERROR_NONE) fprintf(stderr, "Profiler Agent Error: GetCurrentThreadCpuTime failed with %d\n",res);
	assert(res == JVMTI_ERROR_NONE);
	return threadTime;
}


/*
 * Class:     org_netbeans_lib_profiler_server_system_Timers
 * Method:    osSleep
 * Signature: (I)V
 */
JNIEXPORT void JNICALL Java_org_netbeans_lib_profiler_server_system_Timers_osSleep
  (JNIEnv *env, jclass clz, jint ns)
{
    md_sleep(ns/1000000000);
}


/*
 * Class:     org_netbeans_lib_profiler_server_system_Timers
 * Method:    enableMicrostateAccounting
 * Signature: (Z)V
 */
JNIEXPORT void JNICALL Java_org_netbeans_lib_profiler_server_system_Timers_enableMicrostateAccounting
  (JNIEnv *env, jclass clz, jboolean enable)
{

    md_enable_microstate_accounting(enable);
}
